Naktʻa ŭi kkum
Subtitle: kyosadŭl ŭi si
By: [yŏkkŭni Kwak Kwang-tʻaek]
Edition: Chʻopʻan
Series: Narawŏn sisŏn -- 19
Publisher: Narawŏn
Published: 1992
Place of publication: Sŏul
Language: kor
Number of pages: 114